[Event "FIDE World Cup 2023"] [Site "Baku"] [Date "2023.07.26"] [Round "01-01"] [White "Gareyev, Timur"] [Black "Cordova, Emilio"] [Result "0-1"] [WhiteElo "2581"] [BlackElo "2542"] [TimeControl "40/5400+30:1800+30"] [Annotator "Davis Zong Jr"] [Variant "Standard"] [ECO "E12"] [Opening "Queen's Indian Defense: Petrosian Variation, Farago Defense"] [StudyName "2023 World Cup and Women's World Cup"] [ChapterName "Gareyev, Timur - Cordova, Emilio"] [ChapterURL "https://lichess.org/study/QLPThvQV/xl47X527"] [Orientation "white"] 1. d4 { [%clk 1:30:54] } 1... Nf6 { [%clk 1:30:42] } 2. c4 { [%clk 1:31:09] } 2... e6 { [%clk 1:30:39] } 3. Nf3 { [%clk 1:31:32] } 3... b6 { [%clk 1:30:47] } 4. a3 { [%clk 1:30:57] } 4... Ba6!? { This move order of the Queen's Indian Defense attempts to provoke a weakening from the white side. Qd1-c2 relinquishes control over d5 while e2-e3 shuts in the dark-squared bishop. } { [%clk 1:30:23] } 5. Qc2 { [%clk 1:30:53] } 5... Bb7 { [%clk 1:30:03] } 6. Nc3 { [%clk 1:30:51] } 6... c5 { [%clk 1:30:16] } 7. e4 { [%clk 1:30:34] } 7... cxd4 { [%clk 1:30:37] } 8. Nxd4 { [%clk 1:31:01] } 8... Bc5 { [%clk 1:30:36] } 9. Nf3 { [%clk 1:30:25] } 9... Nc6 { [%clk 1:30:24] } 10. b4 { [%clk 1:30:14] } 10... Bd6 { [%clk 1:11:50] } 11. Bb2 { And we have arrived in a Maroczy Bind-like situation. Black hopes to one day break out with ... a7-a5 or ... d7-d5. } { [%clk 1:29:16] } 11... Qb8 { [%clk 1:05:29] } 12. Rd1 { [%clk 1:19:48] } 12... Be7 { [%clk 1:00:24] } 13. Be2 { [%clk 1:03:00] } 13... d6 { [%clk 0:57:04] } 14. Nd5 { An interesting knight sacrifice by the first player. There surely is compensation, but it is debatable whether or not the compensation is worth a whole piece. } { [%clk 0:51:37] } 14... exd5 { [%clk 0:56:47] } 15. cxd5 { [%clk 0:49:44] } 15... Ne5 { [%clk 0:56:47] } 16. Nxe5 { [%clk 0:49:44] } 16... dxe5 { [%clk 0:56:47] } 17. Bb5+ { [%clk 0:49:44] } 17... Kf8 $17 { The black king looks safe and a knight is a knight! } { [%clk 0:56:47] } 18. O-O { [%clk 0:49:44] } 18... a6 { [%clk 0:56:47] } 19. Bc6 { [%clk 0:49:44] } 19... Bxc6?! { [%clk 0:56:47] } (19... Qc7 $17 { was stronger, disallowing a passed c6-pawn. }) 20. dxc6 $10 { This passer and Cordova's temporary lack of use for the h8-rook gives equality. } { [%clk 0:49:44] } 20... Qe8 { [%clk 0:56:47] } 21. Bxe5 { [%clk 0:49:44] } 21... Rc8 { [%clk 0:56:47] } 22. c7 { [%clk 0:49:44] } 22... h5 { [%clk 0:56:47] } 23. Rd3 { [%clk 0:49:44] } 23... Rh6 { A creative rook lift! When you can't go out sideways, go vertically! } { [%clk 0:06:11] } 24. Bf4 { [%clk 0:06:23] } 24... Rg6 { [%clk 0:05:58] } 25. e5 { [%clk 0:04:10] } 25... Nh7 { [%clk 0:05:23] } 26. Rc3 { [%clk 0:02:42] } 26... Kg8 { [%clk 0:05:19] } 27. Be3 { [%clk 0:02:15] } 27... a5 { [%clk 0:04:25] } 28. bxa5 { [%clk 0:02:00] } 28... bxa5 { [%clk 0:04:51] } 29. Rb1 { [%clk 0:01:53] } 29... Ra6 { [%clk 0:04:04] } 30. h3 { [%clk 0:00:55] } 30... Nf8 { [%clk 0:03:58] } 31. f4 { [%clk 0:01:24] } 31... h4 { [%clk 0:02:55] } 32. f5 { [%clk 0:01:19] } 32... Nd7 { [%clk 0:02:35] } 33. Qd3 { [%clk 0:01:12] } (33. Bd4 Raa8 34. Qe4 $16 { f5-f6 is on the agenda. }) 33... Raa8 { [%clk 0:02:37] } 34. e6 { [%clk 0:01:02] } 34... fxe6 { [%clk 0:02:28] } 35. fxe6 { [%clk 0:01:29] } 35... Nf8 { [%clk 0:02:55] } 36. Qd5 { [%clk 0:00:40] } 36... Ra6 { [%clk 0:01:47] } 37. Re1 { [%clk 0:00:31] } (37. Bf4! Raa8 38. Rcb3 { Aiming for Rb3-b8 when White is winning. }) 37... Rxe6 { The turning point! Now Black has blocked most of the threats and should be winning. Cordova has no problems converting the extra piece. } { [%clk 0:01:30] } 38. Bf2 { [%clk 0:00:34] } 38... Qd7 { [%clk 0:01:18] } 39. Qc4 { [%clk 0:00:32] } 39... Bf6 { [%clk 0:00:36] } 40. Rcc1 { [%clk 0:00:32] } 40... Qf7 { [%clk 0:00:47] } 41. Rxe6 { [%clk 0:20:13] } 41... Nxe6 { [%clk 0:27:16] } 42. Qa6 { [%clk 0:13:55] } 42... Rxc7 { [%clk 0:27:00] } 43. Rxc7 { [%clk 0:13:47] } 43... Nxc7 { [%clk 0:27:27] } 44. Qxa5 { [%clk 0:14:07] } 44... Qc4 { [%clk 0:27:28] } 45. Qc5 { [%clk 0:12:02] } 45... Qf4 { [%clk 0:16:08] } 46. Qc2 { [%clk 0:07:03] } 46... Nd5 { [%clk 0:11:21] } 47. Qc8+ { [%clk 0:05:49] } 47... Kh7 { [%clk 0:11:44] } 48. Qc2+ { [%clk 0:06:00] } 48... g6 { [%clk 0:11:46] } 49. Qd1 { [%clk 0:04:41] } 49... Be5 { [%clk 0:07:59] } 50. Qe1 { [%clk 0:03:40] } 50... Nc3 { [%clk 0:03:59] } 51. Qe3 { [%clk 0:02:58] } 51... Qf5 { [%clk 0:02:23] } 52. Qa7+ { [%clk 0:02:02] } 52... Kh6 { [%clk 0:02:38] } 53. Qe3+ { [%clk 0:02:16] } 53... g5 { [%clk 0:02:52] } 54. Qe1 { [%clk 0:00:57] } 54... Kg6 { [%clk 0:01:55] } 55. Bb6 { [%clk 0:00:42] } 55... Qf4 { [%clk 0:01:10] } 56. Be3 { [%clk 0:00:42] } 56... Qc4 { [%clk 0:01:02] } 57. Qf1 { 0-1 Black wins. } { [%clk 0:00:31] } 0-1